Have Questions?
Professional-grade parts used trackside.
Expert help during business hours.
Encrypted checkout & trusted payments.
Orders ship quickly from regional warehouses.
The Walker SoundFX® 18479 provides a durable, direct-fit replacement for Saturn S-Series models from 1991–1998. Built with aluminized steel to resist corrosion, this muffler is engineered with mechanically joined tubes, louvered internal construction, and OE-style design elements to deliver factory-quality sound and long service life. Its precision-tuned structure ensures reliable exhaust performance without the harsh tones of straight-through systems.
Aluminized Steel Construction improves corrosion resistance and longevity
Direct-Fit Design ensures simple installation with factory-style connections
OE-Style Louvered Tubes produce smooth, factory-level exhaust sound
Spun-Locked Heads & Mechanically Joined Tubes increase durability
Internal Drainage System helps prevent moisture buildup and rust
Engineered & Tested for long-lasting reliability
| Specification | Detail |
|---|---|
| Shape | Oval |
| Finish | Aluminized |
| Outlet Location | Center |
| Inlet Type | Pipe Connection |
| Outlet Type | Tip |
| Inlet Inside Diameter | 1.750 in |
| Body Height | 4.250 in |
| Body Length | 15.000 in |
| Body Width | 9.750 in |
| Overall Length | 21.000 in |
| Inlet Offset | 2.875 in |
| Outlet Outside Diameter | 2.000 in |
| Inlet Location | Offset |
| Inlet Quantity | 1 |
| Body Material | Steel |
| Outlet Quantity | 1 |
| Hanger Included | No |
| Reversible | No |
| Tunable | No |
| Fitment | Specific |
| Grade Type | Premium |
(Not provided for this part)
SC (1991–1992) – 1.9L L4 116cid
SC1 (1993–1998) – 1.9L L4 116cid
SC2 (1993–1998) – 1.9L L4 116cid
SL (1991–1998) – 1.9L L4 116cid
SL1 (1991–1998) – 1.9L L4 116cid
SL2 (1991–1998) – 1.9L L4 116cid
SW1 (1993–1998) – 1.9L L4 116cid
SW2 (1993–1998) – 1.9L L4 116cid
Direct-fit design connects to factory exhaust piping
No welding required when installed with OE-style components
Replacement of gaskets, flange bolts, and rubber hangers is recommended
Check alignment of the tailpipe before tightening clamps/bolts
Designed to restore OE-level sound and backpressure
Inspect mid-pipe and catalytic converter flange for rust before installation
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
